<template>
  <a-layout id="components-layout-demo-side" style="min-height: 100vh">
    <a-layout-sider v-model="collapsed" collapsible>
      <div class="logo" />
      <a-menu theme="dark" :default-selected-keys="['1']" mode="inline">
        <a-menu-item key="1">
          <a-icon type="pie-chart" />
          <span>Option 1</span>
        </a-menu-item>
        <a-menu-item key="2">
          <a-icon type="desktop" />
          <span>Option 2</span>
        </a-menu-item>
        <a-sub-menu key="sub1">
          <span slot="title"><a-icon type="user" /><span>用户管理</span></span>
          <a-menu-item key="3">
            用户展示
          </a-menu-item>
          <a-menu-item key="4">
            用户详情
          </a-menu-item>
          <a-menu-item key="5">
            修改账户
          </a-menu-item>
        </a-sub-menu>
        <a-sub-menu key="sub2">
          <span slot="title"><a-icon type="team" /><span>Team</span></span>
          <a-menu-item key="6">
            Team 1
          </a-menu-item>
          <a-menu-item key="8">
            Team 2
          </a-menu-item>
        </a-sub-menu>
        <a-menu-item key="9">
          <a-icon type="file" />
          <span>File</span>
        </a-menu-item>
      </a-menu>
    </a-layout-sider>
    <a-layout>
      <a-layout-header style="background: #fff; padding: 0" />
      <a-layout-content style="margin: 0 16px">
        <a-breadcrumb style="margin: 16px 0">
          <a-breadcrumb-item>欢迎：{{username}}</a-breadcrumb-item>
          <a-breadcrumb-item>在线: <b>{{my_len}}人</b></a-breadcrumb-item>
        </a-breadcrumb>
        <div :style="{ padding: '24px', background: '#fff', minHeight: '360px' }">

                
         
        </div>
      </a-layout-content>
      <a-layout-footer style="text-align: center">
        Ant Design ©2018 Created by Ant UED
      </a-layout-footer>
    </a-layout>
  </a-layout>
</template>
<script>
export default {
  data() {
    return {
      collapsed: false,
      my_len:'',
      username:sessionStorage.getItem('username')
    };
  },
   methods: {
    Websocketfile() {
      let Socket = new WebSocket("ws://127.0.0.1:8000/my/censusget/");
      Socket.onopen = function (e) {
        // 连接成功触发该方法
        // this.term_isconnect = true
        console.log("链接成功");
        // console.log(e);
        // this.len = res.data
      };

      Socket.onmessage = this.websocketonmessage;
      Socket.onclose = function (e) {
        // 连接关闭适触发的方法
        console.log("链接关闭");
      };
    },
    websocketonmessage(e) {
      let dataJson = JSON.parse(e.data);
      console.log(dataJson);
      this.my_len = dataJson;
    },
  },
  created() {
    this.Websocketfile();
  },
};
</script>

<style>
#components-layout-demo-side .logo {
  height: 32px;
  background: rgba(255, 255, 255, 0.2);
  margin: 16px;
}
</style>
